Summary

Dr. Sang Lee is a gastroenterologist who specializes in diagnosing and treating digestive system disorders. He earned his medical degree from Tufts University School of Medicine and completed his residency at New York Presbyterian Hospital. With 26 years of experience in gastroenterology, Dr. Lee brings extensive knowledge to his practice. He is fluent in both English and Spanish.

Dr. Lee practices at several locations in Mount Kisco, NY, including the Optum Medical Mount Kisco Multispecialty Center and Northern Westchester Hospital. His expertise includes treating colon polyps, hemorrhoids, and diverticular disease. He performs essential diagnostic procedures such as colonoscopy, lower GI endoscopy, and upper GI endoscopy to help patients maintain their digestive health. Patients have given Dr. Lee an average rating of 4.1 out of 5 on Vitals.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 4.1
  • 26 years of experience
  • speaks English, Spanish
  • New York Presbyterian Hospital
  • 3 written reviews
  • 1 specialty
  • 10 areas of expertise
  • 1 board certification
  • 4 hospital affiliations
  • 3 office locations
  • Male

Patients’ Perspective

  • Gave an accurate diagnosis
  • Had a good bedside manner
  • Spent time with me

Office Locations

Dr. Sang Yoon Lee has 3 locations

Optum Medical Mount Kisco Multispecialty Center

90 S Bedford RdMount Kisco, NY 10549
Mon8:00 am - 5:30 pm
Tue8:00 am - 5:30 pm
Wed8:00 am - 5:30 pm
Thu8:00 am - 5:30 pm
Fri8:00 am - 5:30 pm
SatClosed
SunClosed

Northern Westchester Hospital

400 E Main StMount Kisco, NY 10549
Mon8:00 am - 5:00 pm
Tue8:00 am - 5:00 pm
Wed8:00 am - 5:00 pm
Thu8:00 am - 5:00 pm
Fri8:00 am - 5:00 pm
Sat8:30 am - 1:00 pm
SunClosed

Dr. Sang Yoon Lee

110 S Bedford RdMount Kisco, NY 10549

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Dr. Sang Yoon Lee, MDDr. Weidan Zhao, MDRachel Oliver, APRNDr. Michael Schopis, MD
GastroenterologyGastroenterologyGastroenterologyGastroenterology
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
4.1 
26 Years of Experience 9 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available Virtual Visit Available
Speaks English, Spanish Speaks English Speaks English Speaks English
Mount Kisco , NYNew York , NYSacramento , CANew York , NY
Med School: Tufts University School Of Medicine Med School: University of Toledo Med School: University of South Alabama Med School: University Of Toledo College Of Medicine
Current Profile
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Insurance Plans Accepted by Dr. Sang Yoon Lee

  • Accepts Medicare
  • Accepts Medicaid

Medical Specialties

Dr. Sang Yoon Lee has the following specialty

Specialty Expertise

Dr. Sang Yoon Lee has the following 10 areas of expertise

  • Abdominal Pain
  • Acid Reflux Disease (Gastroesophageal Reflux / GERD)
  • Acid Reflux Disease (GERD)
  • Celiac Disease
  • Colonoscopy
  • Constipation
  • Hemorrhoids
  • Hepatitis C
  • Irritable Bowel Syndrome (IBS)
  • Ulcerative Colitis

Certifications, License, & Education

26 Years Experience

Dr. Sang Yoon Lee holds an expired medical license in the state of New York.

Medical License

Medical Doctor with an expired medical license in the state of New York that expired in 2026.

Education & Training

Residency

Completed their residency at New York Presbyterian Hospital.

Medical School

Graduated from Tufts University School Of Medicine in 2000.

NPI Number

Dr. Lee's NPI number is 1649474792.

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Frequently Asked Questions

Does Dr. Sang Lee accept my insurance?
You can see the insurance plans that Dr. Sang Lee accepts on their Vitals profile.
Does Dr. Sang Lee accept virtual/telehealth appointments?
Dr. Sang Lee has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Where is Dr. Sang Lee's office located?
Dr. Sang Lee's office is located at 90 S Bedford Rd, Mount Kisco, NY, 10549.
Is Dr. Sang Lee accepting new patients?
Dr. Sang Lee is accepting new patients on Vitals. View Dr. Sang Lee's profile on Vitals to make an appointment.
Which hospitals is Dr. Sang Lee affiliated with?
Dr. Sang Lee is affiliated with Northern Westchester Hospital, Dignity Health Saint Rose Dominican Hospital Siena Campus, Henderson Hospital, and West Henderson Hospital.

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